Super Micro Computer, Inc. options tape
Read from CBOE's delayed chain on 23 September 2026, with Super Micro Computer, Inc. at $41.51: open interest within 90 days was 495,638 call and 267,852 put contracts, a put/call ratio of 0.54; the day's volume was 97,670 calls and 34,679 puts (0.36). The most call open interest sits at the $42.00 strike (49,494 contracts) and the most put open interest at $25.00 (23,513). The at-the-money straddle for 25 September 2026, 2 days out, was priced at 5.7% of spot. For 16 October 2026, implied volatility was 71.3% at the put 5% below spot and 73.0% at the call 5% above, -1.7 points.
Where the open interest sits
| Side | Strike | Open interest |
|---|---|---|
| Calls | $42.00 | 49,494 |
| Puts | $25.00 | 23,513 |
The strike with the most open interest on each side, across expiries within 90 days.
Strikes where the day's volume was at least twice the open interest
| Contract | Volume | Open interest before | Premium traded |
|---|---|---|---|
| 30 October 2026 call at $39.00 | 427 | 55 | $227,378 |
| 23 October 2026 call at $43.00 | 774 | 169 | $224,460 |
| 25 September 2026 put at $40.50 | 1,669 | 539 | $119,334 |
| 25 September 2026 put at $41.50 | 793 | 161 | $92,781 |
| 30 October 2026 call at $55.00 | 989 | 320 | $84,065 |
| 25 September 2026 put at $43.00 | 279 | 37 | $58,729 |
| 16 October 2026 put at $35.50 | 768 | 25 | $57,984 |
Volume of at least 200 contracts and at least twice the open interest, with at least $25,000 of premium at the mid; contracts expiring the same day are left out. Premium is mid price times volume times 100.
Open interest built since 22 September 2026
| Contract | Open interest now | Change |
|---|---|---|
| 25 September 2026 call at $52.00 | 3,179 | +3,139 |
| 25 September 2026 call at $45.00 | 8,542 | +2,932 |
| 25 September 2026 call at $42.50 | 3,661 | +2,638 |
| 23 October 2026 put at $31.00 | 2,851 | +2,462 |
| 25 September 2026 call at $44.00 | 3,772 | +2,150 |
| 25 September 2026 call at $51.00 | 2,083 | +2,023 |
| 2 October 2026 call at $50.00 | 4,121 | +1,957 |
| 18 December 2026 put at $40.00 | 6,013 | +1,844 |
Contracts whose open interest rose by 250 or more against the previous day's snapshot.
Source
CBOE delayed quotes for SMCI, the free 15-minute-delayed chain, read once a day. Figures describe positioning; they are not a forecast.
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